Improper resource allocation - Buffer overflow In libvncserver
Description
Multiple stack-based buffer overflows in the File Transfer feature in rfbserver.c in LibVNCServer 0.9.9 and earlier allow remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via a (1) long file or (2) directory name or the (3) FileTime attribute in a rfbFileTransferOffer message.
Mitigation
Update Impact
Minimal update. May introduce new vulnerabilities or breaking changes.
Ecosystem | Package | Affected version | Patched versions |
|---|---|---|---|
 debian 11 | 0.9.9+dfsg-6.1 | ||
debian 12 | 0.9.9+dfsg-6.1 | ||
debian 13 | 0.9.9+dfsg-6.1 | ||
debian 14 | 0.9.9+dfsg-6.1 | ||
 rpm rhel6 | 0:0.9.7-7.el6_6.1 | ||
rpm rhel6.5 | 0:0.9.7-7.el6_5.1 | ||
rpm rhel7 | 7:4.10.5-8.el7_0 | ||
rpm rhel7 | 0:0.9.9-9.el7_0.1 |
Aliases
1. 2. 3. 4. 5.